The Sumpter Site (Caldwell County, MO) is situated in the Steep Creek Drainage that flows into the Missouri River Valley. A unfinished bannerstone was collected from the surface of the site during 1899 by Mrs. Sumpter. The site is located on private property and it is not open to the public. The artifact is in storage at the Wisconsin Historical Society in Madison, Wisconsin.
Length = 10.3 cm, width = 12.8 cm, thickness = 3.4 cm and weight 486.7 grams.
Unfinished but partially drilled base of the bannerstone.
Professor Michael Fuller measuring and photographing the Sumpter Site bannerstone.
Webpage constructed 14 April 2011